247601640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:392

約数の個数: 256

約数和(自身を含む): 894136320

約数和(自身を除く): 646534680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 47, 52, 55, 60, 65, 66, 78, 88, 94, 104, 110, 120, 130, 132, 141, 143, 156, 165, 188, 195, 220, 235, 260, 264, 282, 286, 307, 312, 330, 376, 390, 429, 440, 470, 517, 520, 564, 572, 611, 614, 660, 705, 715, 780, 858, 921, 940, 1034, 1128, 1144, 1222, 1228, 1320, 1410, 1430, 1535, 1551, 1560, 1716, 1833, 1842, 1880, 2068, 2145, 2444, 2456, 2585, 2820, 2860, 3055, 3070, 3102, 3377, 3432, 3666, 3684, 3991, 4136, 4290, 4605, 4888, 5170, 5640, 5720, 6110, 6140, 6204, 6721, 6754, 7332, 7368, 7755, 7982, 8580, 9165, 9210, 10131, 10340, 11973, 12220, 12280, 12408, 13442, 13508, 14429, 14664, 15510, 15964, 16885, 17160, 18330, 18420, 19955, 20163, 20262, 20680, 23946, 24440, 26884, 27016, 28858, 31020, 31928, 33605, 33770, 36660, 36840, 39910, 40326, 40524, 43287, 43901, 47892, 50655, 53768, 57716, 59865, 62040, 67210, 67540, 72145, 73320, 79820, 80652, 81048, 86574, 87802, 95784, 100815, 101310, 115432, 119730, 131703, 134420, 135080, 144290, 158719, 159640, 161304, 173148, 175604, 187577, 201630, 202620, 216435, 219505, 239460, 263406, 268840, 288580, 317438, 346296, 351208, 375154, 403260, 405240, 432870, 439010, 476157, 478920, 526812, 562731, 577160, 634876, 658515, 750308, 793595, 806520, 865740, 878020, 937885, 952314, 1053624, 1125462, 1269752, 1317030, 1500616, 1587190, 1731480, 1756040, 1875770, 1904628, 2063347, 2250924, 2380785, 2634060, 2813655, 3174380, 3751540, 3809256, 4126694, 4501848, 4761570, 5268120, 5627310, 6190041, 6348760, 7503080, 8253388, 9523140, 10316735, 11254620, 12380082, 16506776, 19046280, 20633470, 22509240, 24760164, 30950205, 41266940, 49520328, 61900410, 82533880, 123800820, 247601640]

約数ペア:

[(1, 247601640), (2, 123800820), (3, 82533880), (4, 61900410), (5, 49520328), (6, 41266940), (8, 30950205), (10, 24760164), (11, 22509240), (12, 20633470), (13, 19046280), (15, 16506776), (20, 12380082), (22, 11254620), (24, 10316735), (26, 9523140), (30, 8253388), (33, 7503080), (39, 6348760), (40, 6190041), (44, 5627310), (47, 5268120), (52, 4761570), (55, 4501848), (60, 4126694), (65, 3809256), (66, 3751540), (78, 3174380), (88, 2813655), (94, 2634060), (104, 2380785), (110, 2250924), (120, 2063347), (130, 1904628), (132, 1875770), (141, 1756040), (143, 1731480), (156, 1587190), (165, 1500616), (188, 1317030), (195, 1269752), (220, 1125462), (235, 1053624), (260, 952314), (264, 937885), (282, 878020), (286, 865740), (307, 806520), (312, 793595), (330, 750308), (376, 658515), (390, 634876), (429, 577160), (440, 562731), (470, 526812), (517, 478920), (520, 476157), (564, 439010), (572, 432870), (611, 405240), (614, 403260), (660, 375154), (705, 351208), (715, 346296), (780, 317438), (858, 288580), (921, 268840), (940, 263406), (1034, 239460), (1128, 219505), (1144, 216435), (1222, 202620), (1228, 201630), (1320, 187577), (1410, 175604), (1430, 173148), (1535, 161304), (1551, 159640), (1560, 158719), (1716, 144290), (1833, 135080), (1842, 134420), (1880, 131703), (2068, 119730), (2145, 115432), (2444, 101310), (2456, 100815), (2585, 95784), (2820, 87802), (2860, 86574), (3055, 81048), (3070, 80652), (3102, 79820), (3377, 73320), (3432, 72145), (3666, 67540), (3684, 67210), (3991, 62040), (4136, 59865), (4290, 57716), (4605, 53768), (4888, 50655), (5170, 47892), (5640, 43901), (5720, 43287), (6110, 40524), (6140, 40326), (6204, 39910), (6721, 36840), (6754, 36660), (7332, 33770), (7368, 33605), (7755, 31928), (7982, 31020), (8580, 28858), (9165, 27016), (9210, 26884), (10131, 24440), (10340, 23946), (11973, 20680), (12220, 20262), (12280, 20163), (12408, 19955), (13442, 18420), (13508, 18330), (14429, 17160), (14664, 16885), (15510, 15964)]